A method and apparatus is described for conveying the amount of loading of a power source to a load control device by controlling the frequency of the AC power output from that power source in a manner that controlled frequency represents the loading. At a different location in the power system, the frequency is measured and the corresponding loading of the power source is used to prevent or alleviate a power source overload.
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2. The apparatus of claim 1 wherein the maximum controlled load output power parameter is a maximum output power parameter specified by the manufacturer of the small power source.
A system for managing power output from a small power source, such as a battery or generator, includes a controller that regulates the power output to prevent overloading. The controller monitors the power source's output and adjusts it to stay within a maximum controlled load output power parameter. This parameter is set to the maximum output power specified by the manufacturer of the power source, ensuring safe and efficient operation. The system may also include a load detection mechanism to identify connected devices and adjust power distribution accordingly. By enforcing the manufacturer's specified limits, the system prevents damage to the power source and connected equipment while optimizing performance. The controller may use feedback loops or real-time monitoring to dynamically adjust power delivery, maintaining stability under varying load conditions. This approach is particularly useful in portable or embedded power systems where reliability and longevity are critical. The system ensures that the power source operates within its designed capacity, avoiding overheating, voltage drops, or other failures that could occur from exceeding manufacturer limits.
3. The apparatus of claim 1 wherein the maximum controlled load output power parameter is a percentage of a maximum output power parameter specified by the manufacturer of the small power source.
A system for managing power output from a small power source, such as a battery or generator, includes a controller that regulates the load connected to the power source to prevent overloading. The controller monitors the power source's output and adjusts the load to ensure the power source operates within safe limits. The system is designed to protect the power source from damage due to excessive power draw, which can reduce its lifespan or cause immediate failure. The controller can dynamically adjust the load based on real-time conditions, such as temperature or voltage fluctuations, to maintain stable operation. In one configuration, the system limits the maximum controlled load output power to a percentage of the manufacturer-specified maximum output power of the power source. This ensures the power source operates below its rated capacity, providing a safety margin to prevent overheating, voltage drops, or other stress-related issues. The percentage can be set based on environmental factors, power source age, or other operational constraints. The system may also include feedback mechanisms to continuously assess power source health and adjust the load accordingly. This approach extends the power source's lifespan and improves reliability in applications where consistent power delivery is critical.
4. The apparatus of claim 1 wherein the plurality of controlled and known frequencies include a standard frequency which represents a first range of normal amounts of output AC power which do not create an overload and a second frequency which is different than the standard frequency which represents an overload of the small power source.
This invention relates to an apparatus for monitoring and managing power output from a small power source, such as a generator or battery system, to prevent overload conditions. The apparatus detects and responds to variations in the power source's output by analyzing a plurality of controlled and known frequencies. These frequencies include a standard frequency that indicates normal operating conditions within a first range of acceptable AC power output levels, ensuring safe and efficient operation without overload. Additionally, the apparatus monitors a second, distinct frequency that signifies an overload condition, where the power output exceeds safe limits. When the second frequency is detected, the apparatus triggers corrective actions to mitigate the overload, such as reducing power demand or shutting down non-essential loads. The system ensures reliable power distribution by distinguishing between normal and overload states using frequency-based signals, enhancing safety and operational stability. The apparatus may also include components for generating, transmitting, and analyzing these frequencies to provide real-time monitoring and control of the power source's output.
5. The apparatus of claim 1 wherein the plurality of controlled and known frequencies include a standard frequency which represents a first range of amounts of output AC power below the maximum controlled load output power parameter and a second frequency which is different than the standard frequency which represents an amount of output AC power at or above the maximum controlled load output power parameter.
This invention relates to an apparatus for managing output AC power in an electrical system, addressing the need for precise control and monitoring of power delivery to prevent overloads and ensure efficient operation. The apparatus includes a power control module that regulates the output AC power based on a plurality of controlled and known frequencies. These frequencies are used to encode specific power levels, allowing the system to dynamically adjust power delivery in response to load conditions. The apparatus utilizes a standard frequency to represent a first range of output AC power levels that are below a predefined maximum controlled load output power parameter. This ensures that power delivery remains within safe operational limits while meeting demand. Additionally, a second, distinct frequency is used to indicate when the output AC power reaches or exceeds the maximum controlled load output power parameter. This dual-frequency approach enables clear differentiation between normal and overloaded conditions, facilitating real-time monitoring and automatic adjustments to prevent system failures or damage. The power control module may include a frequency generator to produce the controlled frequencies and a power regulator to adjust the output AC power accordingly. The system may also incorporate feedback mechanisms to continuously assess load conditions and ensure accurate power management. This invention is particularly useful in industrial, commercial, and residential applications where stable and controlled power delivery is critical.
6. The apparatus of claim 1 wherein the plurality of controlled and known frequencies include a standard frequency which represents a first range of amounts of output AC power at or below a first threshold, a second frequency which represents a second range of amounts of output AC power above the first threshold and below a second threshold, and a third frequency which represents amounts of output AC power above the maximum controlled load output power parameter.
This invention relates to power monitoring and control systems, specifically for managing output AC power in electrical systems. The problem addressed is the need for precise and reliable monitoring of AC power output levels to ensure safe and efficient operation within defined thresholds. The apparatus includes a system that monitors and controls output AC power by using a plurality of controlled and known frequencies to represent different ranges of power output. A standard frequency indicates a first range of output AC power amounts that are at or below a first threshold. A second frequency represents a second range of output AC power amounts that are above the first threshold but below a second threshold. A third frequency indicates output AC power amounts that exceed the maximum controlled load output power parameter, signaling an overpower condition. The system dynamically adjusts or alerts based on these frequency signals to maintain safe and efficient power distribution. This approach ensures real-time monitoring and control of power levels, preventing overloads and optimizing performance.
8. The apparatus of claim 7 wherein the small power source inverter and processor circuit operate to parallel grid power provided at a grid connection when the grid power is of acceptable quality, and when grid power is not of acceptable quality to operate as a variable AC frequency controlled backup power source.
This invention relates to a power management apparatus designed to integrate a small power source, such as a battery or generator, with a grid power connection. The apparatus includes an inverter and a processor circuit that monitor the quality of grid power. When the grid power is stable and meets acceptable quality standards, the inverter operates in parallel with the grid, supplementing or sharing the load. If the grid power fails or becomes unstable, the inverter automatically switches to function as a backup power source, providing variable AC frequency output to maintain power supply continuity. The processor circuit controls this transition, ensuring seamless operation between grid-tied and standalone modes. The system prioritizes grid power when available but ensures uninterrupted power delivery during outages or quality degradation. This apparatus is particularly useful in applications requiring high reliability, such as critical infrastructure or sensitive electronic systems, where power interruptions or fluctuations could cause disruptions. The invention combines grid integration with backup functionality, optimizing energy efficiency and reliability.
9. The apparatus of claim 7 wherein the plurality of frequencies include a standard frequency corresponding to when the amount of AC power which is being output by the small power source inverter is less than a threshold.
This invention relates to power management systems for small power sources, such as solar inverters or battery systems, where the output power fluctuates. The problem addressed is ensuring stable power delivery when the available power is insufficient to meet demand. The apparatus includes a small power source inverter that outputs AC power and a controller that monitors the output power. The controller adjusts the operating frequency of the inverter based on the available power. When the output power falls below a predefined threshold, the inverter operates at a standard frequency to maintain stability. The apparatus may also include additional frequencies for different power conditions, allowing dynamic adjustment to optimize performance. The controller ensures that the inverter operates within safe limits while maximizing power delivery. This system is particularly useful in renewable energy applications where power availability varies. The invention improves reliability by preventing overloading and ensuring consistent power output under varying conditions.
10. The apparatus of claim 7 wherein the plurality of frequencies include a standard frequency which represents the absence of an overload of the small power source inverter and a second frequency which is different than the standard frequency and represents an overload of the small power source inverter.
This invention relates to an apparatus for monitoring the operational state of a small power source inverter, particularly detecting overload conditions. The apparatus includes a frequency-based signaling system that uses distinct frequencies to indicate whether the inverter is operating normally or experiencing an overload. The standard frequency signals normal operation, confirming the inverter is not overloaded. A second, different frequency signals an overload condition, alerting the system to potential faults or performance issues. The apparatus may also include a controller that processes these frequency signals to determine the inverter's state and trigger appropriate responses, such as adjusting power output or initiating protective measures. The system ensures reliable detection of overloads, preventing damage to the inverter and connected devices. The invention is particularly useful in small-scale power systems where real-time monitoring and rapid response to overloads are critical for maintaining system stability and efficiency.
11. The apparatus claim 7 wherein the plurality of frequencies include a standard frequency which represents the absence of an overload of the small power source inverter, a second frequency which is different than the standard frequency and represents an overload of the small power source inverter, and a third frequency which represents a fault condition of the small power source inverter.
This invention relates to an apparatus for monitoring and signaling the operational status of a small power source inverter, particularly focusing on detecting and communicating overload and fault conditions. The apparatus includes a frequency-based signaling system that uses distinct frequencies to indicate different operational states of the inverter. The standard frequency signals normal operation, confirming the absence of an overload. A second, distinct frequency signals an overload condition, alerting users or systems to potential performance issues. A third frequency indicates a fault condition, such as a critical failure, requiring immediate attention. The apparatus may also include a controller that processes input signals from the inverter, determines the operational state, and generates the corresponding frequency-based output. This system ensures clear and immediate communication of the inverter's status, enabling timely maintenance or corrective actions. The invention is particularly useful in applications where reliable power monitoring is essential, such as renewable energy systems or backup power supplies. The frequency-based approach simplifies status detection and reduces the risk of misinterpretation, improving system reliability and safety.
13. The apparatus of claim 12 wherein the frequency controlled inverter generator small power source comprises a user input and a user display, wherein the first threshold is input via the user input and the user display indicates when the inverter generator is overloaded.
This invention relates to a frequency-controlled inverter generator system designed to provide stable electrical power output while preventing overload conditions. The system includes a small power source, such as a portable generator, equipped with an inverter to regulate output frequency and voltage. A key feature is the ability to monitor and control power output based on a user-defined threshold. The system compares real-time power demand against this threshold to detect overload conditions. When an overload is detected, the system triggers an alert, such as a visual or audible signal, to notify the user. The user can input the threshold value via a user interface, which may include a display to show system status, including overload warnings. The system ensures reliable power delivery while preventing damage from excessive load. The invention is particularly useful in portable or backup power applications where maintaining stable output and avoiding overloads are critical. The user interface allows customization of the threshold, making the system adaptable to different power requirements. The display provides real-time feedback, enhancing user awareness of system performance. This design improves safety and efficiency in power generation systems.
14. The apparatus of claim 12 wherein the frequency controlled inverter generator small power source comprises a user input and a user display, wherein a maximum output power parameter specified by the manufacturer of the inverter generator is input via the user input and used by the processor circuit to determine when the inverter generator is overloaded.
A small power source system includes a frequency-controlled inverter generator and a processor circuit that monitors and controls its operation. The system addresses the problem of inverter generator overload, which can damage the device or reduce its lifespan. The processor circuit continuously tracks the generator's output power and compares it to a maximum power threshold. When the output exceeds this threshold, the processor triggers protective measures, such as reducing power output or shutting down the generator. The system also includes a user input and display, allowing users to input the manufacturer-specified maximum output power parameter. The processor uses this value to determine overload conditions. The display provides real-time feedback on power usage, warnings, and system status. This ensures safe and efficient operation by preventing overload while maintaining optimal performance. The system is particularly useful in portable power applications where reliability and longevity are critical.
15. The apparatus of claim 12 wherein the changeably controlled frequency includes a third frequency indicating when the amount of AC power output from the inverter generator is at or above the first threshold and below a second threshold, and a fourth frequency indicating when the amount of AC power output from the inverter generator is at or above the second threshold.
This invention relates to an inverter generator system that dynamically adjusts its output frequency to indicate different power output levels. The system includes an inverter generator that converts DC power to AC power and outputs it at variable frequencies. The apparatus monitors the AC power output and changes the output frequency based on predefined thresholds. A first frequency indicates when the power output is below a first threshold, a second frequency indicates when the power output is at or above the first threshold but below a second threshold, and a third frequency indicates when the power output is at or above the second threshold. This frequency modulation provides a real-time indication of the generator's power output level without requiring additional display or control systems. The system may also include a controller that adjusts the inverter's operation based on the detected power output to maintain stable performance. The frequency changes serve as a simple, low-cost method for users to monitor power usage and avoid overloading the generator. The invention is particularly useful in portable or remote power applications where continuous monitoring of power output is necessary.
16. The apparatus of claim 12 further comprising a user input and a user display, wherein the user display is configurable by a user to display the frequency of the output AC power from the inverter generator and the user input enables the user to control the frequency of the output AC power for testing.
This invention relates to an inverter generator system with enhanced user control and monitoring capabilities. The system includes an inverter generator that converts DC power to AC power with adjustable frequency. A key feature is the integration of a user input and a user display. The display provides real-time monitoring of the output AC power frequency, allowing users to observe the generator's performance. The user input enables manual adjustment of the output frequency, facilitating testing and calibration of the system. This functionality is particularly useful for maintenance, troubleshooting, and ensuring compatibility with different electrical devices. The system may also include a controller that regulates the inverter's operation based on user inputs or predefined settings. The adjustable frequency feature allows the generator to simulate various power conditions, making it valuable for testing electrical equipment under different frequency scenarios. The user interface simplifies operation and monitoring, enhancing the system's versatility and usability in both professional and consumer applications.
18. The apparatus of claim 17 wherein the plurality of controlled and known frequencies include a standard frequency which represents a first range of normal amounts of power being output from the inverter generator small power source which do not create an overload thereof and a second frequency which is different than the standard frequency which represents an overload of inverter generator small power source.
This invention relates to an apparatus for monitoring and managing power output in an inverter generator, specifically a small power source. The apparatus detects and responds to power output conditions to prevent overloads. The system includes a plurality of controlled and known frequencies that indicate different operational states of the generator. A standard frequency represents a normal power output range, where the generator operates safely without risk of overload. A second, distinct frequency signals an overload condition, where the power output exceeds safe limits. The apparatus uses these frequencies to monitor and regulate the generator's performance, ensuring it operates within safe parameters. The system may also include additional frequencies to represent other operational states or thresholds. The apparatus helps prevent damage to the generator by detecting and responding to abnormal power conditions, improving reliability and longevity. The invention is particularly useful for small inverter generators where precise power management is critical.
19. The apparatus of claim 17 wherein the apparatus operates in two modes including, a first mode where normal power from a power grid connection powers a group of loads, the paralleling type inverter generator small power source parallels the normal power from the power grid connection in a net metering operation and the inverter circuit is idle and does not output any power, and a second mode where the normal power from the power grid connection is not of acceptable quality and the apparatus operates to control the paralleling type inverter generator small power source to operate as a frequency controlled backup generator.
This invention relates to a power management apparatus designed to integrate a paralleling type inverter generator as a small power source with a power grid connection. The system addresses the need for reliable power supply and grid stability by dynamically switching between two operational modes. In the first mode, the apparatus relies on normal grid power to supply a group of loads, while the inverter generator operates in a net metering configuration, paralleling the grid power without contributing additional output. The inverter circuit remains idle during this mode. In the second mode, when grid power quality is unacceptable, the apparatus activates the inverter generator as a frequency-controlled backup generator, ensuring continuous power supply to the loads. The system thus provides seamless transition between grid-dependent and backup power modes, enhancing reliability and efficiency in power distribution. The apparatus includes control mechanisms to monitor grid conditions and switch modes automatically, ensuring optimal performance under varying power quality conditions. This solution is particularly useful in applications requiring uninterrupted power, such as residential or commercial settings with critical load requirements.
20. The apparatus of claim 17 wherein the apparatus operates in three modes including, a first mode where normal power from a power grid connection powers a group of loads, the inverter circuit is idle and does not output any power, a second mode where normal power from the power grid connection powers the group of loads, the inverter circuit is idle and does not output any power, and the paralleling type inverter generator small power source parallels the normal power from the power grid connection in a net metering operation and a third mode where the normal power from the power grid connection is not of acceptable quality and the apparatus operates to control the paralleling type inverter generator small power source to operate as a variable AC frequency controlled backup generator.
This invention relates to an apparatus for managing power distribution in a system with a power grid connection and a paralleling type inverter generator as a small power source. The apparatus addresses the problem of maintaining reliable power supply to a group of loads when grid power is either unavailable or of unacceptable quality. The system operates in three distinct modes. In the first mode, normal grid power supplies the loads, and the inverter circuit remains idle, providing no output. In the second mode, grid power continues to supply the loads, but the inverter generator operates in parallel with the grid, enabling net metering by feeding excess power back into the grid. In the third mode, when grid power quality is poor or unavailable, the apparatus controls the inverter generator to function as a backup power source, adjusting its output frequency to match the load requirements. The apparatus ensures seamless transitions between these modes, maintaining stable power delivery to the connected loads. The inverter generator's ability to operate in both grid-parallel and standalone modes enhances energy efficiency and reliability.
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November 14, 2020
December 6, 2022
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